| Acronym | Meaning |
| EDWBA | Exponential Distorted Wave Born Approximation |
| RATM | Renormalized Average T-matrix (for D.-of-states Calcns.) |
| TRACE-P | Transport And Chemical Evolution Over The Pacific |
| MPPCF | Millions Of Particles Per Cubic Foot |
| CLEVER | Clinical Laboratory For Evaluation And Validation Of Epidemiologic Research |
| XAS | X-ray Absorption Spectroscopy |
| BLC | B Lymphocyte Chemoattractant |
| I-TEF | International Toxicity Equvalency Factor |
| FEESP | Field-emitted Electron Spin-polarization |
| ACE | Alternating Conditional Expectations |